Finding the Fourth Proportional to 2,806,888,059.90, 3,873,536,133.66 and 1,553,845,841.28
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Solution
The fourth proportional to 2,806,888,059.90, 3,873,536,133.66 and 1,553,845,841.28 is: 2,144,324,206.70
Step by Step Solution
- Step 1: Write the proportion equation
2,806,888,059.90 : 3,873,536,133.66 = 1,553,845,841.28 : x - Step 2: Convert to fraction form
2,806,888,059.90/3,873,536,133.66 = 1,553,845,841.28/x - Step 3: Cross multiply
2,806,888,059.90x = 3,873,536,133.66 × 1,553,845,841.28 - Step 4: Simplify right side
2,806,888,059.90x = 6,018,878,012,335,400,960 - Step 5: Solve for x
x = 6,018,878,012,335,400,960/2,806,888,059.90 - Step 6: Final answer
x = 2,144,324,206.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.